JP2008119591A - Cleaning device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce an amount of cleaning water by jet cleaning for rough cleaning and by ultrasonic cleaning for precise cleaning. <P>SOLUTION: The cleaning device is provided with a jet cleaning means which removes stain deposited on a cleaning member by ejecting a jet water flow as cleaning water from ejecting nozzles 22a, 22b toward the inside of a cleaning vessel 10 and discharges water used for cleaning which contains the stain from the cleaning vessel 10, an ultrasonic cleaning means which stores a cleaning solution containing a cleaning agent for immersing the cleaning member in the cleaning vessel 10 storing the cleaning member cleaned by the jet cleaning means and removes the stain remaining on the cleaning member by irradiating the cleaning member with ultrasonic waves from an ultrasonic oscillator 20, a storing means which stores the cleaning water used for the ultrasonic cleaning means in a reserve tank 14 installed above the cleaning vessel 10, and a reusing means which transfers the cleaning water stored in the reserve tank 14 to the cleaning vessel 10 to be reused for the ultrasonic cleaning water. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a cleaning apparatus, and more particularly, to a cleaning apparatus including an ultrasonic cleaning unit that performs cleaning by irradiating a cleaning device in a cleaning tank with ultrasonic waves.

As a cleaning device for medical equipment such as a scalpel and scissors used in surgery, for example, the following Patent Document 1 has been proposed. Such a cleaning apparatus is shown in FIG.
In the cleaning apparatus shown in FIG. 4, a cylindrical rack 102 that is rotatably provided by a rotating device 110 is inserted into a cylindrical cleaning tank 100. On the inner wall surface side of the cleaning tank 100, there are provided injection nozzles 104, 104,. On the bottom surface of the washing tank 100, ultrasonic transmitters 106, 106,... Are provided, and a water distribution pipe 108 provided with a drain valve (not shown) is opened in the middle.

When cleaning medical equipment such as a scalpel or scissors used in the operation using the cleaning apparatus shown in FIG. 4, as shown in FIG. 5, a water distribution pipe 108 opened on the inner side surface of the bottom surface of the cleaning tank 100. In the rack 102 inserted in the cleaning tank 100 with the drain valve provided in the container closed, the cleaning devices A, A,.
Next, while rotating the rack 102 by the rotating device 110, the cleaning water is ejected from the jet nozzles 104, 104 in the circumferential direction of the rack 102, and the cleaning devices A, A,. The cleaning water is stored in the cleaning tank 100 while performing jet cleaning for cleaning the dirt adhering to the cleaning water.
Then, as shown in FIG. 6, when a predetermined amount of cleaning water is stored in the cleaning tank 100, the injection of the cleaning water from the injection nozzles 104, 104,. The cleaning equipment A, A,... In the rotating rack 102 is subjected to ultrasonic cleaning to irradiate ultrasonic waves to remove dirt remaining on the cleaning equipment A, A,.
Further, for the cleaning devices A, A,... Subjected to ultrasonic cleaning, the cleaning water used for ultrasonic cleaning is discharged from the cleaning tank 100, and rinse water is sprayed from the injection nozzles 104, 104,. After rinsing and drying, dry.
JP 2002-355624 A

According to the cleaning apparatus shown in FIGS. 4 to 6, cleaning water jetted from the nozzles 104, 104, and jet-cleaning the cleaning devices A, A,... Is used as cleaning water for ultrasonic cleaning. For this reason, discharge from the cleaning tank 100 subjected to jet cleaning and storage in the cleaning tank 100 for ultrasonic cleaning can be omitted, and the amount of cleaning water can be reduced.
However, the jet cleaning is intended for rough cleaning that removes dirt adhering to the cleaning devices A, A,... By the jet flow, and cleaning by ultrasonic cleaning remains in the cleaning devices A, A,. It is intended for precision cleaning to remove dirt.
In this way, the cleaning purpose of the two is different, and if there is a large amount of dirt in the cleaning water to be subjected to ultrasonic cleaning, the cleaning efficiency of ultrasonic cleaning is reduced, and the cleaning equipment A, A,. There is a risk that it will be difficult to perform precision cleaning, or dirt in the cleaning water may be reattached to the cleaning devices A, A.
On the other hand, each time the cleaning process is completed, the cleaning water is discharged from the cleaning tank 100 and the cleaning water is stored in the cleaning tank 100 immediately before the start of the next cleaning process. Although the characteristics can be fully utilized, the amount of washing water is increased.
Therefore, the present invention has a problem that the conventional cleaning apparatus can sufficiently perform the rough cleaning by jet cleaning and the precision cleaning by ultrasonic cleaning for the cleaning equipment, and the amount of cleaning water cannot be reduced. There is to solve.

The inventors of the present invention have studied to solve the above-mentioned problems. As a result, the cleaning water that has been subjected to ultrasonic cleaning on the cleaning equipment that has been subjected to jet cleaning is less contaminated and can be reused as cleaning water to be subjected to ultrasonic cleaning. I knew that there was.
For this reason, the present inventors have provided a reserve tank capable of storing cleaning water subjected to ultrasonic cleaning adjacent to the cleaning tank 100 in which the cleaning devices A, A,. As a result, the amount of cleaning water used in the cleaning process can be reduced.
However, it is necessary to install a pump for supplying the cleaning water stored in the reserve tank to the cleaning tank 100. Installation of such a pump leads to an increase in the size of the cleaning device, which is not preferable.
As a result of further study on means for quickly supplying cleaning water from the reserve tank to the cleaning tank 100 without installing such a large pump, the inventors have provided the reserve tank above the cleaning tank 100, It has been found that the cleaning water in the reserve tank can be supplied to the cleaning tank 100 by gravity without installing a pump, and the present invention has been achieved.

That is, the present invention is directed to spraying a jet water stream as cleaning water from a spray nozzle toward a cleaning device housed in a cleaning tank, to remove dirt adhered to the cleaning device, and to perform cleaning treatment water containing the dirt. A cleaning solution containing a cleaning agent so as to immerse the cleaning device in the cleaning tank in which the cleaning device cleaned by the jet cleaning unit is accommodated, Ultrasonic cleaning means for irradiating the cleaning equipment with ultrasonic waves to remove dirt remaining on the cleaning equipment, and a reserve tank provided above the cleaning tank with the ultrasonic cleaning means It comprises storage means for storing the used cleaning water, and reuse means for moving the cleaning water stored in the reserve tank to the cleaning tank and reusing it as ultrasonic cleaning water. Wash Apparatus is in.
In the present invention, an injection nozzle is provided in the reserve tank for injecting the cleaning water used by the ultrasonic cleaning means toward the inner wall surface of the reserve tank so as to prevent the deposits from adhering to the inner wall surface. As a result, the clean state of the inner wall surface of the reserve tank can be maintained.
Furthermore, as the cleaning water used for the jet cleaning means, it is possible to efficiently remove deposits adhering to the cleaning equipment by suitably using warm water containing a cleaning agent.
In such a cleaning apparatus, the cleaning agent in the cleaning tank cleaned by the ultrasonic cleaning means is sprayed with rinsing water from the nozzle to remove the cleaning agent and contaminants attached to the cleaning device, and the cleaning agent In addition, it is possible to remove dirt that has reattached to the cleaning equipment by providing a rinsing cleaning means for discharging rinsing water containing contaminants from the cleaning tank.
In addition, when a medical device is used as the cleaning device, the cleaning device is supplied with hot water from an injection nozzle to the medical device so that infection from the cleaned medical device can be prevented. It is preferable as a cleaning device installed in a hospital or the like to provide a hot water treatment means for performing the hot water treatment by jetting.
Further, the cleaning device is provided with a drying means for drying the cleaned cleaning equipment, the blower for blowing hot air into the cleaning tank in which the cleaning equipment is accommodated, the blower and the cleaning tank And a heater that heats the hot air blown into the cleaning tank to a predetermined temperature, and a water heater that is provided between the cleaning tank and the blower to discharge moisture in the hot air discharged from the cleaning tank. By comprising a cooler for dehumidification and a return pipe for returning the dry gas dehumidified by the cooler to the suction port of the blower, the dry gas can be circulated and used to improve the thermal efficiency in the drying process. Can do.

In the cleaning apparatus according to the present invention, after performing rough cleaning by jet cleaning, the cleaning water used in jet cleaning is discharged from the cleaning tank, and then precision cleaning by ultrasonic cleaning is performed. For this reason, even if a large amount of dirt is present in the cleaning water used for jet cleaning, the cleaning equipment can be subjected to precise cleaning by ultrasonic cleaning without affecting the ultrasonic cleaning. The objectives of cleaning and ultrasonic cleaning can be sufficiently achieved.
Moreover, in this ultrasonic cleaning, since the cleaning water used in the previous ultrasonic cleaning is reused as the cleaning water, the amount of cleaning water used can be reduced.
Furthermore, the cleaning water used in the previous ultrasonic cleaning is stored in a reserve tank provided above the cleaning tank, and the supply of the cleaning water in the reserve tank to the cleaning tank is gravity without using a pump. The cleaning apparatus can be miniaturized.

An example of the cleaning apparatus according to the present invention is shown in FIG. In the cleaning apparatus shown in FIG. 1, a reserve tank 14 is provided above a cleaning tank 10 provided on a base 12. The cleaning tank 10 is provided with a door 10a provided with a glass window 10b so as to be openable and closable, and the cleaning equipment can be put into and out of the cleaning tank 10.
On the panel plate covering the cleaning tank 10 and the like, there are provided display units 16 and 16 and switches 18 and 18 for displaying the cleaning process, temperature and the like in the cleaning tank 10.
As shown in FIG. 2, an ultrasonic transmitter 20 is attached to the bottom surface of the cleaning tank 10 shown in FIG. 1, and is provided outside the cleaning tank 10 at an upper part and a lower part in the cleaning tank 10. There are provided injection nozzles 22 a and 22 b connected by a pipe 52. These injection nozzles 22a and 22b are rotary injection nozzles that are rotated by an injection flow to be injected.
A cleaning device is placed on a rack or the like and inserted between the injection nozzles 22a and 22b. For this reason, the injection nozzle 22a provided in the upper part of the washing tank 10 is adjusted so that the injection flow is injected downward so that the injection flow from the injection nozzles 22a and 22b is injected to the cleaning device. On the other hand, the injection nozzle 22b provided in the lower part of the cleaning tank 10 is adjusted so that the injection direction is injected upward.

The bottom surface of the cleaning tank 10 is formed as an inclined surface, and a pot portion 24 is formed at the lowest portion. The pot portion 24 is formed in a concave shape so that the cleaning liquid in the cleaning tank 10 does not remain, and a mesh body 24a is provided at the entrance thereof. A heater 25 is provided in the pot portion 24 so that the cleaning water in the pot portion 24 can be heated.
Further, a pipe 26 to which water, hot water, and detergent are supplied is opened on the side surface of the pot portion 24. Each of the water, hot water, and detergent is supplied to the corresponding supply pipes 28a, 28b. It is supplied to the pipe 26 via 28c. Such supply pipes 28a, 28b. The control valve 30a, 30b, 30c is provided in 28c.
The pipe 26 is connected to a blower pipe 36 connected to a discharge portion of a blower fan 32 as a blower and provided with a heater 34 in the middle. A damper 38 that opens and closes the air duct 36 is provided at a connection portion between the air duct 36 and the pipe 26.
One end of the exhaust pipe 40 is opened on the upper wall surface of the cleaning tank 10, and a cooler 42 is provided in the middle of the exhaust pipe 40. The other end of the exhaust pipe 40 is connected to the suction part of the blower fan 32.
For this reason, the heated gas blown from the blower fan 32 and heated by the heater 34 and supplied to the cleaning tank 10 is dehumidified and dried by the cooler 42 after being passed through the cleaning tank 10 and is circulated and reused.
Cooling water is supplied to the cooler 42 by a pipe 43 provided with a control valve 46 in the middle, and the condensed water in the cooler 42 is discharged out of the system from a discharge pipe 56 via a pipe 42a. .

A reserve tank 14 is provided above the cleaning tank 10 shown in FIGS. 1 and 2. The reserve tank 14 is a tank that contains cleaning water containing a detergent filled in the cleaning tank 10 and used for ultrasonic cleaning. A pump 50 that supplies cleaning water in the cleaning tank 10 is provided to an injection nozzle 44 that is provided in an upper portion of the reserve tank 14 and is rotated by an injection flow to be injected.
As shown in FIG. 2, the suction side of the pump 50 is connected to the other end of a pipe 48 a having one end connected to the bottom of the pot portion 24 of the cleaning tank 10, and to the discharge side of the pump 50. One end is connected to the injection nozzle 44 and the other end of the pipe 48b provided with the switching valve 51 is connected to the other end.
Further, the discharge pipe 48 branched from the pipe 48a is provided with a switching valve 51 between a branch point with the pipe 48a and a connection point with the pipe 42a. The switching valve 51 is opened when the cleaning water is transferred from the cleaning tank 10 to the reserve tank 14 or discharged from the reserve tank 14 to the cleaning tank 10.
The spray nozzle 44 provided in the reserve tank 14 rotates as shown in FIG. 3B when the pump 50 is driven to feed the cleaning water in the cleaning tank 10 to the reserve tank 14. An injection flow is sprayed toward the inner side surface of the reserve tank 14 to remove the adhering portion adhering to the inner side surface of the reserve tank 14.
For this reason, the pipe 48a, the pump 50, the switching valves 51 and 53, the pipe 48b, and the branch pipe 48c are used as storage means for storing the cleaning water of the cleaning tank 10 in the reserve tank 14.
In the reserve tank 14, a float switch 15a for the upper limit and a flow and a switch 15b for the lower limit are provided. When one of the float switches 15a, 15b is activated, the switching valves 51, 53 are provided. Is closed.

A branch pipe 54 is branched from the vicinity of the pump 50 to the discharge side pipe 48b of the pump 50, and the branch pipe 54 provided with a switching valve 53 is connected to a pipe 52 connecting the injection nozzles 22a and 22b. Yes.
Accordingly, as reuse means for reusing the cleaning water containing the detergent stored in the reserve tank 14 as cleaning water for ultrasonic cleaning, the branch pipe 48c, the pipe 48b, the switching valves 51 and 53, the branch pipe 54, and the pipe 52 and jet nozzles 22a and 22b are used. As described above, when the cleaning water containing the detergent stored in the reserve tank 14 is reused as cleaning water for ultrasonic cleaning, the cleaning water stored in the reserve tank 14 by gravity without using a pump is used as a cleaning tank. The cleaning device can be reduced in size and simplified.
In the cleaning apparatus shown in FIGS. 1 and 2, the ultrasonic transmitter 20, the heater 25, the control valves 30 a, 30 b, 30 c, the switching valves 51, 53, 55, the blower fan 32 and the pump 50 are controlled by the control unit 60. Has been. Various cleaning courses are stored in the storage unit (not shown) of the control unit 60, and various signals according to the cleaning course selected from the control unit 60 by selecting a predetermined cleaning course. Is sent to a control target such as a control valve, and the cleaning device placed in the cleaning tank 10 can be cleaned as desired.

When cleaning cleaning equipment such as a scalpel or tweezers used for surgery using the cleaning apparatus shown in FIGS. 1 and 2, it is optimal from various cleaning courses stored in the storage unit of the control unit 60 in advance. By selecting an appropriate selection course, it is possible to perform optimum cleaning based on the type and state of the dirt on the cleaning equipment. Such cleaning is performed by a signal sent from the control unit 60 to a control target such as a control valve.
For example, when a cleaning course for pre-cleaning → jet cleaning → ultrasonic cleaning → rinsing cleaning → hot water treatment → drying is selected for a medical cleaning device, it is first inserted into the cleaning tank 10. Preclean the cleaning equipment.
In the preliminary cleaning, the control valve 30a is opened by a signal from the control unit 60 and water is supplied from the pipe 26 to the pot unit 24 in the cleaning tank 10 in which the cleaning device is inserted, and a pump is generated by a signal from the control unit 60. 50 is driven. At this time, according to a signal from the control unit 60, the switching valve 53 is opened and the switching valve 51 is closed, and the water in the pot unit 24 is supplied from the spray nozzles 22a and 22b to the cleaning device through the pipes 54 and 52. And pre-cleaning for a predetermined time.
The water subjected to the preliminary cleaning opens the switching valve 55 according to a signal from the control unit 60, and is discharged out of the system from the discharge pipe 56 via the pipe 48a.

Jet cleaning is performed on the pre-cleaned cleaning equipment. In the jet cleaning, the control valve 30b of the pipe 28b is opened and the control valve 30c of the pipe 28c is opened by the signal from the control unit 60, and the pump 50 is driven while supplying hot water and detergent from the pipe 26 to the pot unit 24. To do. At this time, the switching valve 53 is opened and the switching valve 51 is closed by a signal from the control unit 60, and the hot water containing the detergent in the pot unit 24 is supplied from the injection nozzles 22 a and 22 b via the pipes 54 and 52. Water is sprayed onto the cleaning equipment and jet cleaning is performed for a predetermined time.
When the jet cleaning is completed, the pump 50 is stopped by a signal from the control unit 60, the switching valve 55 is opened, the switching valve 53 is closed, and the detergent-containing hot water subjected to the jet cleaning is supplied via the pipe 48a. And discharged from the discharge pipe 56 to the outside of the system.

The cleaning equipment after jet cleaning is subjected to ultrasonic cleaning. When performing ultrasonic cleaning, first, the switching valves 51 and 53 are opened by a signal from the control unit 60, and the detergent-containing cleaning water stored in the reserve tank 14 is passed through the injection nozzles 22a and 22b. Then, it is supplied into the cleaning tank 10. When the cleaning device in the cleaning tank 10 is sufficiently immersed in the cleaning water, the switching valves 51 and 53 are closed by the signal from the control unit 60 to stop the supply of the cleaning water.
Next, the ultrasonic transmitter 20 is driven by a signal from the control unit 60, and the cleaning device in the cleaning tank 10 is irradiated with ultrasonic waves for a predetermined time. By such ultrasonic irradiation, dirt remaining on the cleaning device can be removed even if jet cleaning is performed.
In this ultrasonic cleaning, the ultrasonic wave irradiated from the ultrasonic transmitter 20 is moved up and down by moving the liquid level of the cleaning liquid stored in the cleaning tank 10 as indicated by an arrow A shown in FIG. Interference with reflected ultrasonic waves reflected by the surface of the cleaning liquid can be eliminated. The liquid level of the cleaning liquid is preferably moved up and down so as to be λ / 2 with respect to the wavelength (λ) of the ultrasonic wave to be irradiated.
The vertical movement of the cleaning liquid can be performed by turning off the pump 50 and opening / closing the switching valves 51 and 53 according to a signal from the control unit 60.

When the ultrasonic cleaning is completed, the cleaning water in the cleaning tank 10 is moved to the reserve tank 14. The cleaning equipment for performing ultrasonic cleaning is subjected to preliminary cleaning and jet cleaning, and most of the dirt is removed. For this reason, there are few stain | pollution | contamination wash | cleaned from a washing | cleaning apparatus material by ultrasonic cleaning, and it is because the cleaning water which ultrasonic cleaning completed can be reused.
The cleaning water in the cleaning tank 10 can be moved to the reserve tank 14 by starting the pump 50 and closing the switching valve 53 and opening the switching valve 51 by a signal from the control unit 60. At this time, the wash water sent from the pump 50 is injected into the reserve tank 14 from the bottom via the branch pipe 48c, and also injected into the reserve tank 14 from the injection nozzle 44 provided at the top. Is done. The injection nozzle 44 is a rotary injection nozzle that is rotated by the jet flow that is jetted, and the jet flow is jetted toward the inner side surface of the reserve tank 14 to prevent deposits from adhering to the inner side surface.
When the supply of the cleaning water in the cleaning tank 10 is completed, the pump 50 is stopped and the switching valve 51 is closed by a signal from the control unit 60.

Rinse cleaning is performed on the cleaning equipment after ultrasonic cleaning. In the rinsing cleaning, the pump 50 is driven while the control valve 30a is opened in the cleaning tank 10 in which the cleaning device is inserted and water is supplied from the pipe 26 to the pot section 24 by a signal from the control section 60. At this time, according to a signal from the control unit 60, the switching valve 53 is opened and the switching valve 51 is closed, and the water in the pot unit 24 is supplied from the spray nozzles 22a and 22b to the cleaning device through the pipes 54 and 52. And rinsing for a predetermined time.
The rinsed water opens the switching valve 55 in response to a signal from the control unit 60, and is discharged out of the system from the discharge pipe 56 via the pipe 48a.
Next, hot water treatment is performed on the cleaning equipment that has been rinsed. The hot water treatment is for preventing infection from the cleaning equipment, and is performed by spraying 93 ° C. hot water to the cleaning equipment for about 10 minutes.

In such hot water treatment, the control valve 30b of the pipe 28b is opened and the control valve 30c of the pipe 28c is opened by supplying a hot water from the pipe 26 to the pot section 24 according to a signal from the control section 60. The hot water supplied to the pot unit 24 by the heater 25 provided is set to 93 ° C. hot water. The hot water in the pot unit 24 is driven by a signal from the control unit 60 and drives the pump 50, and opens the switching valve 53 and closes the switching valve 51, thereby causing the injection nozzles 22a and 22b to pass through the pipes 54 and 52. Can be sprayed onto the cleaning equipment. The hot water treatment for the cleaning equipment is performed for a predetermined time while circulating the hot water to the cleaning tank 10.
When the hot water treatment is completed, the heating of the heater 25 is stopped by the signal from the control unit 60, the pump 50 is stopped, the switching valve 55 is opened and the switching valve 53 is closed, and the hot water treatment is performed. The hot water thus discharged is discharged out of the system from the discharge pipe 56 via the pipe 48a.

The wet cleaning equipment that has been subjected to the hot water treatment is dried. In this drying, dry air is circulated.
In such drying, the blower fan 32 is activated and the damper 38 is opened by the signal from the control unit 60, and the control valve 46 of the pipe 43 is opened to the cooler 42 so that the cooling water is conducted.
The air blown by the blower fan 32 is heated to a predetermined temperature by a heater 34 provided in the middle of the blower pipe 36, passes through the damper 38 and the pipe 26, and is supplied from the pot unit 24 into the cleaning tank 10. Is done. While the heated air supplied into the cleaning tank 10 dries the cleaning equipment, the hygroscopic air is extracted from the exhaust pipe 40 having one end connected to the upper part of the cleaning tank 10.
The hygroscopic air extracted from the upper part of the cleaning tank 10 is cooled and dehumidified by a cooler 42 provided in the middle of the exhaust pipe 40. The condensed water generated in the cooler 42 is discharged out of the system from the discharge pipe 56 via the pipe 42a. The dehumidified dry air is sucked into the blower fan 32 via the exhaust pipe 40 and reused.
After the drying is performed for a predetermined time, the blower fan 32 is stopped and the damper 38 is closed by the signal from the control unit 60 to finish the drying. Thereafter, the cleaning equipment can be taken out from the cleaning tank 10.

The cleaning described above is a case where a cleaning course for pre-cleaning → jet cleaning → ultrasonic cleaning → rinsing cleaning → hot water treatment → drying is selected for the cleaning device, and is stored in the storage unit of the control unit 60. Can store various cleaning courses such as pre-cleaning → jet cleaning → ultrasonic cleaning → rinsing cleaning → drying cleaning course or pre-cleaning → jet cleaning → rinsing cleaning → hot water treatment → drying cleaning course It is preferable to keep it. In this way, by storing various cleaning courses, it is possible to select an optimal selection course corresponding to the dirt of the cleaning equipment or a cleaning course for cleaning equipment used for non-medical purposes, for example, food use.
Further, when the cleaning water subjected to ultrasonic cleaning is moved to the reserve tank 14, a filter for collecting dirt existing in the cleaning water is provided in the middle of the pipe 48 b, so that the cleaning water subjected to ultrasonic cleaning is provided. You can extend the reusable period.
However, it is preferable that the cleaning water subjected to the ultrasonic cleaning is discharged from the cleaning tank 10 when the cleaning of the day is completed, and the cleaning water for ultrasonic cleaning is newly prepared the next day.

It is a perspective view which shows an example of the washing | cleaning apparatus which concerns on this invention. It is explanatory drawing for demonstrating the washing | cleaning apparatus shown in FIG. It is explanatory drawing explaining the reserve tank used for the washing | cleaning apparatus shown in FIG. It is explanatory drawing explaining the conventional washing | cleaning apparatus. It is explanatory drawing explaining that the jet cleaning is given to the cleaning equipment inserted in the cleaning tank of the cleaning apparatus shown in FIG. It is explanatory drawing explaining performing ultrasonic cleaning to the cleaning equipment inserted in the cleaning tank of the cleaning apparatus shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Washing tank 14 Reserve tank 20 Ultrasonic transmitter 22a, 22b Injection nozzle 24 Pot part 25, 34 Heating heater 30a, 30b, 30c Control valve 32 Blower fan 36 Blower pipe 38 Damper 40 Exhaust pipe 42 Cooler 44 Injection nozzle 48 Exhaust Pipe 50 Pump 51, 53, 55 Switching valve 60 Control part

Claims (6)

A jet water stream as cleaning water is sprayed from an injection nozzle toward a cleaning device accommodated in the cleaning tank to remove dirt adhering to the cleaning apparatus, and the cleaning water containing the dirt is drained from the cleaning tank. Jet cleaning means;
A cleaning liquid containing a cleaning agent is stored so that the cleaning device is immersed in the cleaning tank in which the cleaning device cleaned by the jet cleaning means is accommodated, and ultrasonic waves are applied to the cleaning device. Ultrasonic cleaning means for removing dirt remaining on the cleaning device,
Reserving means for storing cleaning water used in the ultrasonic cleaning means in a reserve tank provided above the cleaning tank;
A cleaning apparatus comprising: a reuse unit that moves the cleaning water stored in the reserve tank to the cleaning tank and reuses the cleaning water as ultrasonic cleaning water.   The injection nozzle is provided in the reserve tank so that the cleaning water used by the ultrasonic cleaning means is sprayed toward the inner wall surface of the reserve tank so that the deposits do not adhere to the inner wall surface. Cleaning equipment.   The cleaning apparatus according to claim 1 or 2, wherein the cleaning water of the jet cleaning means is warm water containing a cleaning agent.   In the cleaning device, the cleaning agent in the cleaning tank cleaned by the ultrasonic cleaning means is sprayed with rinsing water from an injection nozzle to remove the cleaning agent and contaminants attached to the cleaning device, and the cleaning agent and contaminants. The washing | cleaning apparatus as described in any one of Claims 1-3 which comprise the rinse washing | cleaning means which discharges the rinse water containing this from the inside of the said washing tank.   The cleaning device is a medical device, and the cleaning device sprays hot water from the spray nozzle onto the medical device so that the cleaning device can prevent infection from the cleaned medical device. The washing | cleaning apparatus as described in any one of Claims 1-4 in which the hot-water treatment means which performs a hot-water process is provided.   The cleaning device is provided with a drying means for drying the cleaned cleaning equipment, the blower for blowing hot air into the cleaning tank in which the cleaning equipment is accommodated, and the cleaning with the blower. Water in the hot air that is provided between the cleaning tank and a heater that heats the hot air blown into the cleaning tank to a predetermined temperature, and that is provided between the cleaning tank and the blower. The cleaning apparatus as described in any one of Claims 1-5 comprised from the cooler which dehumidifies air, and the return piping which returns the dry gas dehumidified with the said cooler to the suction inlet of the said air blower.

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